'Riverdale': Madelaine Petsch On The Midge Murder Twist, The Black Hood & More

"Riverdale's" Madelaine Petsch chats with Access about the show's Midge murder twist and the return of the Black Hood in the "Carrie: The Musical" episode of The CW drama. Plus, which musical would she like to see the show do next season? "Riverdale" airs Wednesdays at 8/7c on The CW.